//===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // <ios> // template <class charT, class traits> class basic_ios // basic_ostream<charT,traits>* tie(basic_ostream<charT,traits>* tiestr); #include <ios> #include <cassert> int main() { std::ios ios(0); std::ostream* os = (std::ostream*)1; std::ostream* r = ios.tie(os); assert(r == 0); assert(ios.tie() == os); }